gnu parallel and resource management












1















I would like to use the gnu parallel command line to basically act as a simple scheduling mechanism.



in my case, i have N number of GPU's on a system and i would like to effectively queue a list of jobs onto those GPU's.



basically, i have a list of inputs and i would naively run



parallel --jobs=4 ./my_script.sh ::: cat list_of_things.txt ::: 0 1 2 3


where ./my_script.sh accepts two args the thing i want to process, and the GPU i want to process it on.



what i want is for each thing in the list, to just run on one of the gpus (0 thru 3).



however, this ends up just running each thing 4 times.










share|improve this question



























    1















    I would like to use the gnu parallel command line to basically act as a simple scheduling mechanism.



    in my case, i have N number of GPU's on a system and i would like to effectively queue a list of jobs onto those GPU's.



    basically, i have a list of inputs and i would naively run



    parallel --jobs=4 ./my_script.sh ::: cat list_of_things.txt ::: 0 1 2 3


    where ./my_script.sh accepts two args the thing i want to process, and the GPU i want to process it on.



    what i want is for each thing in the list, to just run on one of the gpus (0 thru 3).



    however, this ends up just running each thing 4 times.










    share|improve this question

























      1












      1








      1








      I would like to use the gnu parallel command line to basically act as a simple scheduling mechanism.



      in my case, i have N number of GPU's on a system and i would like to effectively queue a list of jobs onto those GPU's.



      basically, i have a list of inputs and i would naively run



      parallel --jobs=4 ./my_script.sh ::: cat list_of_things.txt ::: 0 1 2 3


      where ./my_script.sh accepts two args the thing i want to process, and the GPU i want to process it on.



      what i want is for each thing in the list, to just run on one of the gpus (0 thru 3).



      however, this ends up just running each thing 4 times.










      share|improve this question














      I would like to use the gnu parallel command line to basically act as a simple scheduling mechanism.



      in my case, i have N number of GPU's on a system and i would like to effectively queue a list of jobs onto those GPU's.



      basically, i have a list of inputs and i would naively run



      parallel --jobs=4 ./my_script.sh ::: cat list_of_things.txt ::: 0 1 2 3


      where ./my_script.sh accepts two args the thing i want to process, and the GPU i want to process it on.



      what i want is for each thing in the list, to just run on one of the gpus (0 thru 3).



      however, this ends up just running each thing 4 times.







      scheduling gnu-parallel






      share|improve this question













      share|improve this question











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      share|improve this question










      asked Jul 13 '18 at 23:55









      yee379yee379

      2,11353055




      2,11353055
























          1 Answer
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          Try this:



          parallel --jobs=4 ./my_script.sh {%} {} :::: list_of_things.txt





          share|improve this answer























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            1 Answer
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            1 Answer
            1






            active

            oldest

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            active

            oldest

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            active

            oldest

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            0














            Try this:



            parallel --jobs=4 ./my_script.sh {%} {} :::: list_of_things.txt





            share|improve this answer




























              0














              Try this:



              parallel --jobs=4 ./my_script.sh {%} {} :::: list_of_things.txt





              share|improve this answer


























                0












                0








                0







                Try this:



                parallel --jobs=4 ./my_script.sh {%} {} :::: list_of_things.txt





                share|improve this answer













                Try this:



                parallel --jobs=4 ./my_script.sh {%} {} :::: list_of_things.txt






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 21 '18 at 21:56









                Ole TangeOle Tange

                19.5k35667




                19.5k35667
































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